Cve 2025 24023

Cve 2025 24023. CVE202521272 CNSEC 中文网 By comparing the server's response time to login requests with existing and nonexistent usernames, an attacker could enumerate existing usernames. Before version 4.5.3, the framework unintentionally disclosed usernames through response time variations when unauthenticated users attempted to log in

CVE20243400 Activity ThreatLabz
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Flask-AppBuilder is an application development framework Vulnerability Details : CVE-2025-24023 Flask-AppBuilder is an application development framework

CVE20243400 Activity ThreatLabz

The vulnerability in question, CVE-2025-24023, relates to a timing attack on the authentication system in FAB versions before 4.5.3 It is crucial to upgrade to the patched version or apply the suggested workaround to mitigate the risk of unauthorized access. In summary, the Flask-AppBuilder vulnerability (CVE-2025-24023) allows for user enumeration through timing discrepancies in login responses

【CVE202524023】FlaskAppBuilderに認証バイパスの脆弱性、ユーザー名列挙のリスクに対応したバージョン4.5.3をリリース / XEXEQ(ゼゼック). Flask-AppBuilder is an application development framework Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

CVE202242475 ioo0s's blog. Prior to 4.5.3, Flask-AppBuilder allows unauthenticated users to enumerate. By comparing the server's response time to login requests with existing and nonexistent usernames, an attacker could enumerate existing usernames.